<?phpclass devtools_passwords_page extends page {  protected $passwords = array();  public function __construct() {    if (!data::spso_exists("passwords")) {      $sample_password = array(        "user_name"=>"admin",        "sha1"=>"7c4a8d09ca3762af61e59520943dc26494f8941b", //123456        "md5"=>"e10adc3949ba59abbe56e057f20f883e", //123456        "type"=>"module_password",        "module"=>"backend"      );      array_push($this->passwords,$sample_password);      data::save_to_spso("passwords",$this->passwords);    }//if  }    public function prepare() {    $this->passwords = data::get_passwords();  }    public function finish() {  }    public function render_block($block_name) {    $block = $this->get_block($block_name);    $block->render_html();  }    public function render_blocks($position) {    //  }}